Patents by Inventor Jung Cheol KIM
Jung Cheol KIM has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230273397Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.Type: ApplicationFiled: May 5, 2023Publication date: August 31, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
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Publication number: 20230224590Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.Type: ApplicationFiled: March 22, 2023Publication date: July 13, 2023Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
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Patent number: 11675157Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.Type: GrantFiled: January 13, 2022Date of Patent: June 13, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
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Patent number: 11637956Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.Type: GrantFiled: November 3, 2021Date of Patent: April 25, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
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Publication number: 20230096844Abstract: A lens driving apparatus includes a housing; a bobbin; a coil disposed on the bobbin; a magnet facing the coil; a base disposed below the housing; a substrate disposed between the housing and the base; an elastic member disposed on the bobbin and coupled to the bobbin and the housing; and a support member coupled to the housing and the substrate. The elastic member includes an external part coupled to the housing, an internal part coupled to the bobbin, a connection part connecting the external part and the internal part. The bobbin includes a groove. The internal part of the elastic member includes a coupling hole. The coupling hole of the internal part includes a first area formed at a position corresponding to the groove, and a second area extending from the first area. An adhesive for fixing the elastic member to the bobbin is disposed in the coupling hole.Type: ApplicationFiled: December 6, 2022Publication date: March 30, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Kyung Hwan KIM, Kap Jin LEE
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Publication number: 20230064006Abstract: One embodiment comprises: a housing; a bobbin arranged in the housing; a lens barrel coupled to the bobbin; a coil arranged in the bobbin; a magnet which is arranged in the housing so as to face the coil and which moves the bobbin in the optical axis direction by means of interaction with the coil; a liquid lens arranged on the lens barrel; and a pressurizing unit which is arranged between the upper surface of the bobbin and the liquid lens and which pressurizes the liquid lens by means of the movement of the bobbin.Type: ApplicationFiled: February 5, 2021Publication date: March 2, 2023Inventors: Jung Cheol KIM, Tae Bong PARK, Hyeon Jun JANG
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Patent number: 11561365Abstract: A lens moving apparatus includes a housing, a bobbin disposed in the housing, a first coil disposed on the bobbin, a magnet configured to move the bobbin in a first direction parallel to an optical axis by an electromagnetic interaction with the first coil, an elastic member coupled to the bobbin, and a second coil disposed on the housing. A first portion of the second coil is coupled to the housing. The second coil generates an induction voltage resulting from an inductive interaction with the first coil when the bobbin moves in the first direction.Type: GrantFiled: December 28, 2020Date of Patent: January 24, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Kap Jin Lee
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Patent number: 11543735Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second coil; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.Type: GrantFiled: March 7, 2022Date of Patent: January 3, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Kyung Hwan Kim, Kap Jin Lee
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Publication number: 20220413256Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.Type: ApplicationFiled: September 1, 2022Publication date: December 29, 2022Inventors: Jung Cheol Kim, Jin Suk Han
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Publication number: 20220360696Abstract: The present embodiment relates to a camera module comprising a first camera module and a second camera module, wherein the first camera module comprises first to third magnets disposed at first to third corners of a first cover and a first dummy member disposed at a fourth corner of the first cover, and the second camera module comprises fourth to sixth magnets disposed at fifth to seventh corners of a second cover and a second dummy member disposed at an eighth corner of the second cover, wherein the first dummy member is adjacent to the sixth magnet of the fourth to sixth magnets, and the second dummy member is adjacent to the third magnet of the first to third magnets.Type: ApplicationFiled: September 21, 2020Publication date: November 10, 2022Inventors: Jung Cheol KIM, Hyeon Jun JANG, Jung Seok OH
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Publication number: 20220357589Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.Type: ApplicationFiled: July 21, 2022Publication date: November 10, 2022Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
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Patent number: 11460661Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.Type: GrantFiled: September 24, 2020Date of Patent: October 4, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Jin Suk Han
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Patent number: 11428950Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.Type: GrantFiled: September 10, 2019Date of Patent: August 30, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
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Publication number: 20220255414Abstract: The present embodiment relates to a lens driving device which includes: a substrate; a housing; a bobbin; a sensing coil; a first magnet; a second magnet; a third magnet; a dummy member; a first coil that includes a first coil unit and a second coil unit; and a first position sensor that is disposed on the substrate and corresponds to the sensing coil, wherein the first magnet and the second magnet are positioned on opposite sides from each other, the third magnet and the dummy member are positioned on opposite sides from each other, the sensing coil is provided with a driving signal, and the first position sensor senses the strength of the magnetic field of the sensing coil and outputs an output signal.Type: ApplicationFiled: August 6, 2020Publication date: August 11, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Tae Bong PARK
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Publication number: 20220206364Abstract: An embodiment comprises: a housing; a bobbin disposed in the housing; a coil coupled to the bobbin; a magnet which is disposed in the housing and faces the coil; a base disposed to be spaced apart from the bobbin; a lower elastic member including a first elastic member, a second elastic member, a third elastic member, and a fourth elastic member, which are coupled to the bobbin and disposed on the base; and a sensing coil which is disposed in the housing and generates an induced voltage by an interaction with the coil, wherein a corner of the base and a corner of the housing form a coupling area where the corners are coupled to each other, and the sensing coil comprises a portion disposed outside the coupling area.Type: ApplicationFiled: May 11, 2020Publication date: June 30, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Sang Ok Park, Kyung Hwan Kim, Tae Bong Park, Jung Cheol Kim
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Publication number: 20220187683Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second coil; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.Type: ApplicationFiled: March 7, 2022Publication date: June 16, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Kyung Hwan KIM, Kap Jin LEE
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Publication number: 20220137324Abstract: The present embodiments relates to a lens driving device including: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor includes an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.Type: ApplicationFiled: January 13, 2022Publication date: May 5, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
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Patent number: 11294262Abstract: An embodiment relates to a dual lens driving apparatus including: a housing; a first bobbin disposed inside the housing; a second bobbin disposed inside the housing and positioned away from the first bobbin; a first coil disposed on the first bobbin; a second coil disposed on the second bobbin; a magnet disposed in the housing and positioned opposite from the first coil and second coil; a base disposed below the housing; a board disposed between the housing and the base and opposite from the magnet and including a circuit member having a third coil; and a supporting member movably supporting the housing with respect to the board. The third coil includes a first axial coil which is disposed in a first direction and a second axial coil which is disposed in a second direction different from the first direction. The first axial coil includes four first axial coil units which are positioned away from one another. The four first axial coil units are connected to one another.Type: GrantFiled: March 12, 2018Date of Patent: April 5, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Kyung Hwan Kim, Kap Jin Lee
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Patent number: 11280979Abstract: The present embodiments relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor comprises an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.Type: GrantFiled: April 17, 2020Date of Patent: March 22, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Tae Bong Park, Seung Taek Shin
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Publication number: 20220060629Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.Type: ApplicationFiled: November 3, 2021Publication date: February 24, 2022Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim